It has been listed as a national monument since 1910.

The building has also been classified as a national monument.

On December 13, 1923 the tree became a national natural monument.

It is a dominant of the city and a national cultural monument.

Since March 2008, it has the status of a national cultural monument.

Together with a garden area and parking lot they form the national monument.

The building is designated as a national monument in 1957.

In the last week alone, he has created four national monuments.

In the year 1985 it was declared a national cultural monument.

In 1979, the building was listed as a national monument.